10x12 shed plans a popular mid-sized shed no matter what your storage, office space, workshop, livestock care or plant growing needs are we have a 10x12 shed plan to fit your needs. the popularity of the shed 10x12 size has a lot to do with its mid sized footprint.. These 10 x 12 storage shed plans & blueprints will guide you in building a gable shed with wide double doors. the wide doors will help you in storing huge equipment and tall objects. they also provide a convenient entry point for entering and removing items from the shed quickly and easily. the multiple windows. What others are saying storage shed built by one of my plan buyers the easiest gable shed building plans for building a gable storage shed. it& fun to learn how to build a shed and easy with free guides, design software, cheap plans, tips and support all from a shed building pro..